The strategic formation of social networks: experimental evidence
Saved in:
| Main Author: | |
|---|---|
| Format: | Thesis Book |
| Language: | English |
| Published: |
Aachen
Shaker
2006
|
| Series: | Berichte aus der Volkswirtschaft
|
| Subjects: | |
| Online Access: | Inhaltsverzeichnis |
| Physical Description: | X, 301 S. Ill., graph. Darst. |
| ISBN: | 383224946X |
Staff View
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Record in the Search Index
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|---|---|
| adam_text | Contents
1 General Introduction 1
2 Strategic Formation of Networks: A Selective Survey of the Theo¬
retical Literature 15
2.1 Introduction 15
2.2 Preliminaries 18
2.2.1 Conceptual origin 18
2.2.2 Definitions and concepts 21
2.3 Fundamental approaches 27
2.3.1 Models with a fixed exogenous allocation rule 28
2.3.2 Models with a non-fixed allocation rule 36
2.4 Applied approaches 38
2.4.1 Industrial organization 39
2.4.2 Other areas of application 42
2.5 Conclusion 43
3 Strategic Formation of Networks: A Critical Survey of the Exper¬
imental Literature 45
3.1 Introduction 45
3.2 Tests of the directed connections model 46
3.2.1 Common theoretical baseline 46
3.2.2 First methodological findings 48
3.2.3 Convergence to asymmetric versus symmetric strict Nash net¬
works in a repeated simultaneous formation game 50
3.2.4 Convergence to asymmetric strict Nash networks in a contin¬
uous versus a repeated simultaneous formation game 52
3.2.5 Convergence to asymmetric strict Nash networks in a repeated
simultaneous formation game with heterogeneous players ... 54
3.3 Other research directions 55
3.3.1 Efficiency of network formation in games with transfers .... 55
3.4 Conclusion 57
4 Strategic Formation of Networks and Length of Foresight 61
4.1 Introduction 61
i
Contents
4.2 Theoretical framework 63
4.2.1 The symmetric connections model 63
4.2.2 The sequential network formation game 65
4.3 Experimental design 68
4.4 Results 75
4.5 Conclusion 85
5 Strategic Formation of Networks and Market Competition 87
5.1 Introduction 87
5.2 Theoretical background 90
5.2.1 The collaborative networks game 91
5.2.2 Predictions 94
5.3 First experiment 97
5.3.1 Parametrization and specific predictions 98
5.3.2 Experimental design 101
5.3.3 Results 105
5.3.4 Discussion 109
5.4 Second experiment Ill
5.4.1 Results 112
5.4.2 Discussion 114
5.5 Third experiment 115
5.5.1 Results and discussion 116
5.6 Conclusion 118
6 Strategic Formation of Networks and Public Good Provision 123
6.1 Introduction 123
6.2 Theoretical background 128
6.2.1 The effort game 128
6.2.2 The solution without pairwise cooperation commitments . . . 129
6.2.3 The solution with pairwise cooperation commitments 129
6.3 First experiment 132
6.3.1 Experimental design 134
6.3.2 Predictions 138
6.3.3 Results 139
6.3.4 Discussion 145
6.4 Second experiment 145
6.4.1 Experimental design 145
6.4.2 Predictions 150
6.4.3 Results 150
6.4.4 Discussion 160
6.5 Cooperative networks and social preferences: An explanation of the
evidence 160
6.5.1 The effort game with inequity averse players 162
ii
Contents
6.5.2 Predicted behavior with a low monitoring cost: The complete
information setting 163
6.5.3 Predicted behavior with a high monitoring cost: The incom¬
plete information setting 165
6.6 Conclusion 166
7 General Conclusion 169
A Appendix to Chapter 4 177
A.I Proofs 177
A.2 Instructions (translation): Cl = 0.125, Person A 199
A.3 Pilots 208
B Appendix to Chapter 5 209
B.I General proofs 209
B.2 Specific proofs 217
B.3 Instructions (translation): Experiment 1, / = 5, Person A 222
B.4 Instructions (translation): Experiment 3, Person A 228
C Appendix to Chapter 6 241
C.I Descriptive statistics 241
C.2 Proofs concerning Section 6.2 244
C.3 Proofs concerning Section 6.5 245
C.4 Instructions (translation): Experiment 2, low cost, Person A 264
C.5 Orders of play 272
D Erratum: Chapter 6, Proposition 10 (12) 275
E Abstract 279
F Zusammenfassung 283
References 287
hi
List of Tables
3.1 Falk and Kosfeld s (2003) predictions and results 51
4.1 Fourteen orders of play in each block 69
4.2 Predicted networks for the fourteen orders of play, contingent on the
length of foresight and the cost condition 71
4.3 Relative frequency of selected network architectures 76
4.4 Predictive success of the two benchmarks at the outcome level (#
observations) 77
4.5 Results of the statistical analysis of the predictive success of myopic
networks 79
4.6 Results of the statistical analysis of the predictive success of SPE
networks 80
4.7 Predictive success of the two benchmarks in C2 81
4.8 Predictive success of the two benchmarks in C3 83
4.9 Results of the estimation of the predictive success of myopic behavior. 83
4.10 Results of the estimation of the predictive success of rational behavior. 85
5.1 Possible networks 92
5.2 Equilibrium quantities and profits (symmetric quantities and profits
are bold) 99
5.3 Collusive quantities and profits 100
5.4 Predicted networks 101
5.5 Relative frequencies of observed networks and associated average
quantities 105
5.6 Average observed total welfare and efficiency rates 107
5.7 Results of the estimation of the produced quantities for the different
observed networks 107
v
List of Tables
5.8 Relative frequencies of observed networks and associated average
quantities 112
5.9 Results of the estimation of the produced quantities for the different
observed networks 113
5.10 Measures of predictive success for the incentive-compatible formation
of networks 116
5.11 Estimation results of the strong measure of predictive success for the
incentive-compatible formation of networks 117
6.1 Experimental design of Experiment 1 134
6.2 Average effort levels and cooperation rates in Experiment 1 139
6.3 Results of the statistical analysis of efforts in Experiment 1 141
6.4 Subject types in NoFeedback 144
6.5 Experimental design of Experiment 2 146
6.6 Example networks for the eleven possible architectures 150
6.7 Average effort levels and cooperation rates in Experiment 2 151
6.8 Results of the statistical analysis of efforts for the two mechanisms. . 153
6.9 Evolution of the average network density. 154
6.10 Observed network-contingent average efforts and relative deviation
from the committed level 155
6.11 Results of the statistical analysis of network-contingent efforts 157
6.12 Relative frequency and emergence of cooperative network types. . . . 159
A.I Best replies under the inverse order of players {3,2,1,2,2,4,1,3,3,4,4,1}
(Round 1) 188
A.2 Best replies under the inverse order of players {3,2,1,2,1,3,3,4,2,4,4,1}
(Round 2) 188
A.3 Best replies under the inverse order of players {1,2,4,1,1,3,2,4,3,2,3,4}
(Round 3) 189
A.4 Best replies under the inverse order of players {1,2,4,1,2,4,3,2,1,3,3,4}
(Round 4) 189
A.5 Best replies under the inverse order of players {4,1,3,4,2,4,1,3,1,2,3,2}
(Round 5) 190
A.6 Best replies under the inverse order of players {4,1,3,4,1,3,1,2,2,4,3,2}
(Round 6) 190
vi
List of Tables
A.7 Best replies under the inverse order of players {3,4,3,2,1,3,2,4,4,1,1,2}
(Round 7) 191
A.8 Best replies under the inverse order of players {3,4,3,2,2,4,4,1,1,3,1,2}
(Round 8) 191
A.9 Best replies under the inverse order of players {3,2,1,2,2,4,3,4,1,3,4,1}
(Round 9) 192
A.10 Best replies under the inverse order of players {1,2,2,4,1,3,3,4,3,2,4,1}
(Round 10) 192
A.11 Best replies under the inverse order of players {1,2,4,1,1,3,3,2,2,4,3,4}
(Round 11) 193
A.12 Best replies under the inverse order of players {4,1,1,3,2,4,3,4,1,2,3,2}
(Round 12) 193
A.13 Best replies under the inverse order of players {4,1,3,4,2,4,1,2,1,3,3,2}
(Round 13) 194
A.14 Best replies under the inverse order of players {3,4,3,2,1,3,4,1,2,4,1,2}
(Round 14) 194
A.15 Best replies under the inverse order of players {2,3,3,4,1,4,2,4,1,3,1,2}. 197
C.I Groups in NoFeedback 241
C.2 Groups in BaseLow 241
C.3 Groups in BaseHigh 241
C.4 Groups in CommitLow 242
C.5 Groups in CommitHigh 242
C.6 Evolution of networks in CommitLow 243
C.7 Evolution of networks in CommitHigh 243
C.8 Network-contingent equilibrium efforts with one fair player 258
C.9 Network-contingent equilibrium efforts with two fair players, Part I. . 262
CIO Network-contingent equilibrium efforts with two fair players, Part II. 263
C. 11 Orders of play (unrevealed to subjects) 272
vii
List of Figures
4.1 Difference between predictive success of myopic behavior and predic¬
tive success of rational behavior in C2 82
4.2 Difference between predictive success of myopic behavior and predic¬
tive success of rational behavior in C3 84
6.1 Average effort paths in Experiment 1 140
6.2 Average effort paths in Experiment 2 151
ix
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| spelling | Pantz, Katinka 1976- Verfasser (DE-588)129260789 aut The strategic formation of social networks experimental evidence Katinka Pantz Aachen Shaker 2006 X, 301 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Berichte aus der Volkswirtschaft Zugl.: Berlin, Humboldt-Univ., Diss., 2005 (DE-588)4113937-9 Hochschulschrift gnd-content HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020008765&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Pantz, Katinka 1976- The strategic formation of social networks experimental evidence |
| subject_GND | (DE-588)4113937-9 |
| title | The strategic formation of social networks experimental evidence |
| title_auth | The strategic formation of social networks experimental evidence |
| title_exact_search | The strategic formation of social networks experimental evidence |
| title_full | The strategic formation of social networks experimental evidence Katinka Pantz |
| title_fullStr | The strategic formation of social networks experimental evidence Katinka Pantz |
| title_full_unstemmed | The strategic formation of social networks experimental evidence Katinka Pantz |
| title_short | The strategic formation of social networks |
| title_sort | the strategic formation of social networks experimental evidence |
| title_sub | experimental evidence |
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